Kelsi and Lindsay's Ch. 16 Ques

1. Q. What is a bell curve?
A. a graph of frequency of lengths in a population

2. Q. What do population geneticists use the gene pool for?
A. to descripe the genetic information in a population

3. Q. What is alelle frequencey determined by?
A. dividing the number of a certain allele by the total number of alleles

4. Q. What is immagration?
A. movement of individuals into a population

5. Q. What is emmigration?
A. movement of individuals out of a population

6. Q. What is gene flow?
A. genes going from one population to another

7. Q. The selection of mate base on a similarity of charateristics is called what?
A. assortative mating

8. Q. What is sexual selection?
A. an animal chooses its mate by the characteristics it likes

9. Q. When does prezygotic isolation occur?
A. presygotic isolation occurs before fertilization.

10. Q. When does postzygotic isolation occur?
A. postzygotic isolation occurs after isolation.

Racheal Causer(: & Brooke Penick(: